EP0818652B1 - Rampe d'éclairage et méthode de fabrication - Google Patents

Rampe d'éclairage et méthode de fabrication Download PDF

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Publication number
EP0818652B1
EP0818652B1 EP97110952A EP97110952A EP0818652B1 EP 0818652 B1 EP0818652 B1 EP 0818652B1 EP 97110952 A EP97110952 A EP 97110952A EP 97110952 A EP97110952 A EP 97110952A EP 0818652 B1 EP0818652 B1 EP 0818652B1
Authority
EP
European Patent Office
Prior art keywords
strip
conductor
conductor strip
circuit board
lighting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP97110952A
Other languages
German (de)
English (en)
Other versions
EP0818652A3 (fr
EP0818652A2 (fr
Inventor
Armin Marcus
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Happich Fahrzeug und Industrieteile GmbH
Original Assignee
Happich Fahrzeug und Industrieteile GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Happich Fahrzeug und Industrieteile GmbH filed Critical Happich Fahrzeug und Industrieteile GmbH
Priority to TW086113651A priority Critical patent/TW488197B/zh
Publication of EP0818652A2 publication Critical patent/EP0818652A2/fr
Publication of EP0818652A3 publication Critical patent/EP0818652A3/fr
Application granted granted Critical
Publication of EP0818652B1 publication Critical patent/EP0818652B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14639—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
    • B29C45/14655—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components connected to or mounted on a carrier, e.g. lead frame
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
    • F21S4/24—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/022—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a floor or like ground surface, e.g. pavement or false floor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/024—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a wall or like vertical structure, e.g. building facade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode

Definitions

  • the invention relates to a lighting strip with a receiving channel and with a multi-core conductor strip that can be arranged in it and that with in Row of LED elements arranged one behind the other is equipped, the Conductor strips made from a large number of cut to length, lined up in the axial direction There is conductor strip sections, each between two axially adjoining conductor strip sections with these electrically conductive connected circuit boards is arranged, and each circuit board with a LED element is equipped.
  • a lighting system has become known from document WO 92/14092 A, which is a lighting strip with a receiving channel and with a light guide arranged therein.
  • the light pipe settles together from a set of a number of different lengths, flexible Printed circuit boards or printed circuits equipped with LED elements are and from two adjacent PCBs connecting each other Coupling elements, being between the circuit boards and the Coupling elements each snap connections are provided. there can also be between two circuit boards two by wire bridges with each other connected coupling elements may be provided.
  • the well-known lighting system can be in tubular, translucent or transparent housing with a rectangular Cross section can be arranged to provide a system that is waterproof at least when the individual modular components are assembled to form an elongated lighting system.
  • the creation of a watertightness is carried out via sealing elements, seals, O-ring seals, coupling elements made of resilient Sealing material u. The like.
  • the well-known lighting system after WO 92/14092 A has a rather complicated structure and seems not to be unproblematic with regard to water resistance.
  • a different kind of lighting bar is shown in GB-A-2 284 306 A.
  • This relates to an extruded elongated electroluminescent light strip with an electroluminescent lighting element with a pair of in Longitudinal rails running through an extrudate with lower Vapor permeability are encapsulated, which is a profile Cross section has and the electroluminescent lighting elements as well as the Encapsulates and seals busbars including their longitudinal ends.
  • DE 15 16 677 A discloses a road marking strip which consists of a strand to be let into the road surface or lane boundary consists of plastic material, with continuous electrical in the strand Conductors and contact parts connected to them at intervals for replaceable Completing electrical light sources that are embedded each by an at least partially translucent, held on the strand Cover are covered.
  • the light sources can be incandescent low power, incandescent lamps, light emitting diodes or luminescent lamps act. This document also shows that an incandescent lamp is complete in the cover, which is made of translucent plastic or glass exists, can be embedded.
  • EP-A-0 677 695 shows a lighting device, in particular an emergency lighting device for the interior of watercraft, at intervals arranged to each other on a support and by electrical Conductor-connected filament, with the carrier as a flexible Carrier track formed and formed in a baseboard or the like Housing is arranged.
  • EP-0 669 492 A1 Another type of lighting strip is shown in EP-0 669 492 A1.
  • a conductor strip is provided which a so-called "Kaplan film". It is one with one Metal coating provided plastic strips, in which the conductor tracks are exposed by etching away metal coating areas.
  • Conductor strips are illuminants at predetermined intervals, hereinafter briefly called LED elements, soldered on.
  • the production of the conductor strips is based on a relatively expensive technology and requires many steps and requires the use of high quality materials.
  • Foil strips provided with conductor tracks usually have a coating provided, there have been sealing problems in practice and it has It has been shown that the film strip is difficult, especially in corner areas can be misplaced (risk of kinking) and is also quite sensitive to scratching.
  • the invention has for its object to provide it with a conductor strip, which is simple and inexpensive to manufacture and assemble should and which is characterized by great functional reliability.
  • the lighting bar provided for solving this task stands out according to the invention in that the end regions of the conductor strip sections (9), the circuit boards (10) and the LED elements (4) each in one leaving only the light exit side of the LED elements (4) open immediately molded plastic colored case or each in one by direct overmolding with a transparent plastic material, encapsulated like polycarbonate, formed plastic housing (26) and that the conductor strip (3) in a receiving channel (24) a cover strip (22) made of opaque material is arranged trained for the passage of the LED elements (4) in a row Has perforations (25), the conductor strip (3) and the cover strip (22) a pre-assembled installation unit for arrangement in the receiving channel (2) the lighting bar and this installation unit by a, also in the receiving channel (2) engaging and here non-positively and / or positively held end profile strip (5) made of a transparent plastic material is covered and location-oriented.
  • the lighting strip according to the invention provides that the individual wires of the conductor strip are covered with insulation are that the insulation at the end areas of each conductor strip section is removed and that the connection between the respective end a conductor strip section and the respective circuit board via electrical conductive contact elements is made, between the contact elements and the wires of the conductor strip section each have a crimp connection and between the contact elements and the conductor tracks of the circuit board one rivet connection is provided.
  • the lighting strip according to the invention provides that the individual wires of the conductor strip are covered with insulation are that the insulation at the end areas of each conductor strip section is removed and that the connection between the respective end a conductor strip section and the respective circuit board via electrical conductive contact elements is made, between the contact elements and the wires of the conductor strip section each have a crimp connection and between the contact elements and the conductor tracks of the circuit board one rivet connection is provided.
  • Another embodiment of the invention provides that the conductor strip from an extruded, relatively dimensionally stable profile strip with embedded ones Wires exist and that the profile strip as a clip strip and / or Adhesive strip is formed. These measures are relatively rigid Systems make sense and then bring the special advantage that the Have the conductor strips installed or fastened without additional aids and do not need additional coverage.
  • the plastic housing an approximately rectangular contour with molded on the longitudinal edges Clip strips, clip lugs or the like for clip mounting of the conductor strip has in the receiving channel of the lighting bar.
  • the lighting strip according to the invention can in particular be used as a handrail, Stair tread, luggage compartment, plinth or escape route marker strip designed his.
  • the seventh step a method step is arranged in which a flexible cover strip supplied from a supply roll and with the Conductor strips and / or is connected to the circuit boards.
  • the measure be taken after the sixth step and / or after the encapsulation of each printed circuit board Functional test is carried out.
  • Fig. 1 shows a lighting bar for use as a bottom bar 1.
  • the lighting bar but can also be used as a handrail, stair step, luggage compartment, Skirting or escape route marking bar may be formed.
  • the lighting bar generally consists of aluminum or an aluminum alloy, can of course also be made of a plastic material.
  • a receiving channel 2 of the lighting strip is a multi-core conductor strip 3, with the LED elements arranged in series 4 is assembled.
  • the receiving channel 2 is up through a End profile strip 5 closed from a transparent material.
  • the End profile bar 5 is z. B. made of polycarbonate.
  • the base or, wall strip 6 is made also made of aluminum, an aluminum alloy or plastic, what also applies to the end profile strip 7, which with openings 8 for Light emission is provided.
  • Fig. 3 shows a multi-core conductor strip 3, which consists of a variety of cut conductor strip sections strung together in the axial direction 9 and arranged between the conductor strip sections 9 and with these there are electrically conductively connected printed circuit boards 10, which in conventional Way with conductor tracks, not shown, for. B. in the manner of a Printed circuit is provided and carries an LED element connected to it 4 and possibly a resistor 12 (see FIG. 7).
  • the number of wires the conductor strip 3 is arbitrary and depends on the desired Type of lighting, such as permanent illumination or, if necessary, running light.
  • FIG. 3 is five-wire, there is the conductor strip 3 according to FIGS. 4 and 5 each of three wires. You can the conductor strips 3, as shown in Fig. 4, each one Insulating wires 13 or, as shown in Fig. 4 according to Art a flexible flat cable 14 may be formed. In both cases the Conductor strips 3 divided into conductor strip sections 9 and these are with their end regions each to an at least one LED element 4 Printed circuit board 10 connected.
  • a conductor strip 3 from an extruded, relatively dimensionally stable profile strip 15 with insulated or embedded therein to form non-insulated conductor wires and then in conductor strip sections 9 split.
  • This possibility shown in FIG. 6 has the advantage To be able to form 3 clip lugs 16 onto the conductor strips for the purpose of being easier Clip fastening of the conductor strip 3 in the receiving channel 2 of the respective Lighting bar.
  • the profile bar 15 can be provided with a bottom Double adhesive tape 17 be equipped so that the profile bar 15 after the Peel off a protective film 18 glued to the bottom of the receiving channel 2 can be. 6 also change profile strip sections 15 and with LED elements 4 printed circuit boards 10 from each other.
  • FIG. 7 shows the cable assembly with a printed circuit board 10.
  • a printed circuit board 10 For example are three wires 13 in different colors, e.g. B. red for positive pole black for negative pole and white for middle conductor and electrically conductive with the circuit board 10 connected.
  • the individual wires 13 of each Conductor strip section 9 can also be a flat cable 14 according to FIG. 5 or a Profile bar 15 are provided according to FIG. 6.
  • Fig. 7 carries the circuit board 10, an LED element 4 and a resistor 12.
  • the cable assembly by means of electrical contact elements 19 is preferred manufactured, whereby - cf. also FIG. 8 - between the contact elements 19 and the wires of the wires 13 each have a crimp connection 20 and between the contact elements 19 and the conductor tracks of the printed circuit board 10 - cf. also Fig. 9 - a rivet connection 21 is provided in each case.
  • the above Connections 20, 21 are also clearly shown in the longitudinal section Fig. 10 can be seen.
  • this unit for a simple embodiment of a Lighting strip that does not waterproof the electrical seal Requires joints, brought together with a cover strip 22 shown in FIG. 11.
  • the cover strip 22 has a narrowed by locking lugs 23 Channel 24 on which allows the circuit board 10 to be clipped in.
  • the cover strip 22 has openings 25 arranged one behind the other to pass the LED elements 4 on. 11 can now in a receiving channel 2 a z. B. introduced baseboard 1 and supported by the self-locking end profile strip 5 and are held, as shown in Fig. 1.
  • Plastic housing 26 are encapsulated.
  • the plastic housing 26 is in the Fig. 7 to 10 shown and can also be molded with integrally molded clip strips 27 for fastening arrangement in a cover strip 22 (cf. also FIG. 11) be trained.
  • the plastic housing 26 can also consist of a transparent material and also encapsulate the light exit side of the LED elements 4, wherein it is recommended to use the light exit sides of the individual LED elements 4 each have a material approach (not shown in more detail) for the appropriate intervention to be formed in the receiving openings 8 of the end profile strip 7 (FIG. 2).
  • a manufacturing facility shown in Fig. 12 can carry out the method for producing a lighting strip for a lighting strip of the example shown in FIGS. 1 and 2 Kind.
  • a supply roll 30 is used Conductor strips 3 subtracted in length and a trimming station 31 fed.
  • the trimming station 31 is equipped with tools that the Subdivide conductor strips 3 by cutting into conductor strip sections 9, then around the mutually adjacent end regions of conductor strips 3 and strip strip section 9.
  • the tools hold the stripped End areas firmly and move so far apart that in a feed station 32 first the contact elements 19 to the stripped end regions for the purpose of establishing a crimp connection 20 and to the supplied Printed circuit board 10 struck in order to produce a riveted joint 21 can be.
  • the cutting station 31 and feed station 32 coincide spatially or also spatially from one another be separated.
  • the circuit board 10 supplied in each case is at least one preassembled LED element 4 but possibly also with a preassembled one Resistor 12 equipped.
  • the electrically connected to the cable ends Printed circuit board 10 is transported on and an extrusion coating station 33 fed.
  • the circuit board is then in the encapsulation station 33 10 as well as the contact elements 19 and the end regions of the to Printed circuit board 10 connected conductor with plasticized plastic material molded.
  • the light exit side of the LED element 4 kept clear of the plastic material while a complete encapsulation and encapsulation is provided when a transparent, translucent plastic material is used.
  • the Injection molding station 33 follows a control station 34, in which a 100% Light control is carried out. After the light control, the lighting strip a cover strip 22 fed from a supply roll 35. There is a latching z. B. with the clip strips 27 of the plastic housing 26. After that, the completed lighting strip is placed on a Magazine roll 36 wound up and for laying in the receiving channel 2 a lighting bar ready. With lighting strips with In terms of tightness, the requirement profile can be encapsulated omitted, while in lighting strips with 15 formed from profile strips Conductor strip sections 9 on feeding a separate cover strip 22 can be dispensed with.
  • connection between the respective End of a conductor strip section 9 and the respective circuit board 10 over to produce electrically conductive contact elements 19 and between the contact elements 19 and the wires of the conductor strip section 9 each Crimp connection 20 and between the contact elements 19 and the conductor tracks the circuit board 10 each has to provide a riveted connection 21 proved to be beneficial.
  • one is special rational, reliable and inexpensive electrical connection between the respective end of a conductor strip section 9 and the respective circuit board 10 by soldering, brazing or in particular also Welding can be produced with the advantage of saving components and work steps.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Led Device Packages (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Decoration Of Textiles (AREA)

Claims (9)

  1. Rampe d'éclairage avec un canal de réception (2) et avec un ruban conducteur à plusieurs brins (3) à disposer dans celui-ci, qui est équipé d'éléments LED (4) disposés en série l'un à côté de l'autre, dans laquelle le ruban conducteur (3) se compose d'une pluralité de segments de ruban conducteur (9) coupés à longueur, disposés en série l'un derrière l'autre en direction axiale, dans laquelle une plaquette de circuits imprimés (10) est disposée chaque fois entre deux segments de ruban conducteur (9) adjacents axialement l'un à l'autre, en liaison électriquement conductrice avec ceux-ci, et dans laquelle chaque plaquette de circuits imprimés (10) est équipée d'un élément LED (4), caractérisée en ce que les zones d'extrémité des segments de ruban conducteur (9), les plaquettes de circuits imprimés (10) et les éléments LED (4) sont encapsulés chacun dans un boítier de plastique coloré formé par projection directe et ne laissant libre que la face de sortie de la lumière des éléments LED (4) ou chaque fois dans un boítier de plastique (26) formé par projection directe avec une matière plastique transparente, comme du polycarbonate, et en ce que le ruban conducteur (3) est disposé dans un canal de réception (24) d'une moulure de recouvrement (22) en matériau opaque, qui présente des trous (25) formés en série l'un derrière l'autre pour le passage des éléments LED (4), dans laquelle le ruban conducteur (3) et la moulure de recouvrement (22) forment une unité de montage préassemblée à disposer dans le canal de réception (2) de la rampe d'éclairage et cette unité de montage est recouverte et maintenue en position orientée par un profilé de fermeture (5) en matière plastique transparent également engagé dans le canal de réception (2) et maintenu dans celui-ci par serrage et emboítement.
  2. Rampe d'éclairage suivant la revendication 1, caractérisée en ce que les brins individuels du ruban conducteur (3) sont gainés d'un isolant, en ce que l'isolant est enlevé dans les zones d'extrémité de chaque segment de ruban conducteur (9) et en ce que le raccordement entre l'extrémité respective d'un segment de ruban conducteur (9) et la plaquette de circuits imprimés respective (10) est réalisé par des éléments de contact électriquement conducteurs (19), dans laquelle il est prévu chaque fois un sertissage crimp (20) entre les éléments de contact (19) et les brins du segment de ruban conducteur (9) et chaque fois un assemblage rivé (21) entre les éléments de contact (19) et les voies conductrices de la plaquette de circuits imprimés (10).
  3. Rampe d'éclairage suivant la revendication 1 ou 2, caractérisée en ce que chaque boítier de plastique (26) présente, sur le côté de sortie de la lumière des éléments LED (4), un ergot matériel façonné pour l'accrochage ajusté dans un couvercle (7) de la rampe d'éclairage pourvu d'ouvertures de réception correspondantes (8).
  4. Rampe d'éclairage suivant au moins une des revendications 1 à 3, caractérisée en ce que le ruban conducteur (3) se compose d'une moulure profilée extrudée (15), de forme relativement stable, avec des fils noyés dans celle-ci, dans laquelle la moulure profilée (15) est constituée par une moulure à clipser et/ou une moulure à coller.
  5. Rampe d'éclairage suivant au moins une des revendications 1 à 4, caractérisée en ce que le boítier de plastique (26) présente un contour sensiblement rectangulaire avec des moulures à clipser, des ergots à clipser (16) ou analogues façonnés sur les bords longitudinaux pour un montage par clipsage du ruban conducteur (3) dans le canal de réception (2) formé à l'intérieur de la rampe d'éclairage.
  6. Rampe d'éclairage suivant au moins une des revendications précédentes, configurée en tant que rampe de main courante, de marches d'escalier, de compartiments à bagages, en forme de plinthe ou de rampe de repérage de voie de fuite.
  7. Procédé pour fabriquer un ruban conducteur isolé à plusieurs brins (3) avec des éléments LED (4) disposés en série l'un derrière l'autre pour une rampe d'éclairage suivant les revendications 1 à 6, caractérisé par les étapes qui se répètent chacune par intermittence:
    1. Tirer un ruban conducteur (3) de longueur finie d'une bobine d'alimentation (30) et l'amener à une station de découpage (31),
    2. Couper à longueur un segment de ruban conducteur (9) de longueur prédéterminée à partir du ruban conducteur (3) de longueur finie et maintenir le segment de ruban conducteur (9) avec un dispositif de fixation,
    3. Dénuder les zones d'extrémité proches l'une de l'autre du ruban conducteur (3) et du segment de ruban conducteur (9),
    4. Positionner les zones d'extrémité dénudées,
    5. Introduire une plaquette de circuits imprimés (10) équipée d'au moins un élément LED (4),
    6. Réaliser un raccordement électrique entre les zones d'extrémité dénudées et les voies conductrices de la plaquette de circuits imprimés (10),
    7. Conduire à un tambour de bobinage (36) le segment de ruban conducteur (9) à nouveau raccordé au ruban conducteur (3) par la plaquette de circuits imprimés (10),
    dans lequel la plaquette de circuits imprimés (10) est conduite à une station d'enrobage par projection (33) entre les sixième et septième étapes, et elle y est enrobée avec une matière plastique plastifiée tout comme les zones d'extrémité des conducteurs raccordés à la plaquette de circuits imprimés (10).
  8. Procédé suivant la revendication 7, caractérisé en ce que les étapes deux, trois et quatre sont exécutées en même temps dans la station de découpage (31).
  9. Procédé suivant la revendication 7, caractérisé en ce que l'étape sept est précédée d'une étape, dans laquelle une moulure de recouvrement souple (22) est amenée vers le ruban conducteur (3) à partir d'une bobine d'alimentation (35) et est raccordée au ruban conducteur (3) et/ou aux plaquettes de circuits imprimés (10).
EP97110952A 1996-07-11 1997-07-02 Rampe d'éclairage et méthode de fabrication Expired - Lifetime EP0818652B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW086113651A TW488197B (en) 1996-07-11 1997-09-19 Lighting strip and method for production

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19627856 1996-07-11
DE19627856A DE19627856A1 (de) 1996-07-11 1996-07-11 Beleuchtungsleiste und Verfahren zur Herstellung

Publications (3)

Publication Number Publication Date
EP0818652A2 EP0818652A2 (fr) 1998-01-14
EP0818652A3 EP0818652A3 (fr) 1998-04-29
EP0818652B1 true EP0818652B1 (fr) 2002-12-18

Family

ID=7799478

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97110952A Expired - Lifetime EP0818652B1 (fr) 1996-07-11 1997-07-02 Rampe d'éclairage et méthode de fabrication

Country Status (7)

Country Link
US (1) US6074074A (fr)
EP (1) EP0818652B1 (fr)
KR (1) KR100392981B1 (fr)
DE (2) DE19627856A1 (fr)
ES (1) ES2188825T3 (fr)
HU (1) HU224144B1 (fr)
SG (1) SG67985A1 (fr)

Cited By (5)

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ES2188825T3 (es) 2003-07-01
EP0818652A3 (fr) 1998-04-29
DE19627856A1 (de) 1998-01-15
EP0818652A2 (fr) 1998-01-14
US6074074A (en) 2000-06-13
KR19980041766A (ko) 1998-08-17
KR100392981B1 (ko) 2004-02-19
HU9701133D0 (en) 1997-08-28
SG67985A1 (en) 1999-10-19
DE59708984D1 (de) 2003-01-30
HUP9701133A2 (hu) 1998-03-30
HUP9701133A3 (en) 2002-06-28

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